1649402872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{428639}}^1$

素因数の和:428695

約数の個数: 32

約数和(自身を含む): 3420547200

約数和(自身を除く): 1771144328

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 428639, 857278, 1714556, 3429112, 5572307, 11144614, 15859643, 22289228, 31719286, 44578456, 63438572, 126877144, 206175359, 412350718, 824701436, 1649402872]

約数ペア:

[(1, 1649402872), (2, 824701436), (4, 412350718), (8, 206175359), (13, 126877144), (26, 63438572), (37, 44578456), (52, 31719286), (74, 22289228), (104, 15859643), (148, 11144614), (296, 5572307), (481, 3429112), (962, 1714556), (1924, 857278), (3848, 428639)]